• Tubipora musica Linnaeus, 1758 organ pipe coral
  orgelpijpkoraal
  
• Turbinaria sp. disc coral
  steenkoraal
  
• Turbo marmoratus Linnaeus, 1758 green turban
  groene reuzentulband
  
• Turdus merula Linnaeus, 1758 merel
  common blackbird
  
• Turdus philomelos Brehm, 1831 zanglijster
  song thrush
  
• turf turf
  peat
  
• turkoois turkoois
  turquoise
  
• Turnix suscitator (Gmelin, 1789) zwartkeelvechtkwartel
  barred buttonquail
  
• Tursiops truncatus (Montagu, 1821) tuimelaar
  common bottlenose dolphin
  
• Tympanuchus cupido (Linnaeus, 1758) prairiehoen
  greater prairie chicken
  
• Typhis pungens (Solander in Brander,1766)
• Tyrannosaurus rex Osborn, 1905 tyrannosaurus
  tyrannosaurus
  
• Tyto alba (Scopoli, 1769) kerkuil
  western barn owl
  
• Uca tetragonon (Herbst, 1790) rechthoekige wenkkrab
  tetragonal fiddler crab
  
• Upupa epops Linnaeus, 1758 hop
  Eurasian hoopoe
  
• Uraeginthus granatinus (Linnaeus, 1766) granaatastrild
  violet-eared waxbill
  
• Uria aalge (Pontoppidan, 1763) zeekoet
  common murre
  
• Urocolius macrourus (Linnaeus, 1766) blauwnekmuisvogel
  blue-naped mousebird
  
• Uromenus rugosicollis (Serville, 1838) rough saddle bush-cricket
  zadelsprinkhaan
  
• Uroplatus fimbriatus Schneider, 1797 madagaskarplatstaartgekko
  common flat-tail gecko
  
• Ursus arctos Linnaeus, 1758 bruine beer
  brown bear
  
• Ursus arctos syriacus Hemprich & Ehrenberg, 1828 Syrische beer
  Syrian brown bear
  
• Ursus etruscus Cuvier, 1823 Etruskische beer
  Etruscan bear
  
• Ursus maritimus Phipps, 1774 ijsbeer
  polar bear
  
• Ursus spelaeus Rosenmüller & Heinroth, 1794 grottenbeer
  cave bear
  
• Ursus thibetanus Cuvier, 1823 kraagbeer
  Asian black bear
  
• Vanellus vanellus (Linnaeus, 1758) kievit
  northern lapwing
  
• Vanessa atalanta (Linnaeus, 1758) atalanta
  red admiral
  
• Vanilla planifolia Andrews vanille-orchidee
  flat-leaved vanilla
  
• Varanus komodoensis Ouwens, 1912 komodovaraan
  Komodo dragon
  
• Vauxia sp. Walcott, 1920 primitieve spons
  primitive sponge
  
• Venericor planicosta (Lamarck, 1801) zwinkokkel
  
• versteend hout versteend hout
  petrified wood
  
• Vespa crabro Linnaeus, 1758 Europese hoornaar
  European hornet
  
• Vespa velutina Lepeletier, 1836 Aziatische hoornaar
  yellow-legged hornet
  
• Vespula germanica (Fabricius, 1793) Duitse wesp
  German wasp
  
• Victoria amazonica (Poepp.) J.C.Sowerby reuzenwaterlelie
  Amazon waterlily
  
• Vicugna pacos (Linnaeus, 1758) alpaca
  alpaca
  
• Vicugna vicguna (Molina, 1782) vicuña
  vicuña
  
• Vimba vimba (Linnaeus, 1758) blauwneus
  vimba bream
  
• Viola tricolor L. driekleurig viooltje
  wild pansy
  
• Vipera berus Linnaeus, 1758 adder
  common European adder
  
• Viverra tangalunga Gray, 1832 Maleise civetkat
  Malayan civet
  
• Voluta ebraea Linnaeus, 1758 Hebrew volute
  voluta
  
• Vombatus ursinus (Shaw, 1800) wombat
  common wombat
  
• vulkanische as vulkanische as
  volcanic ash
  
• vulkanische bom vulkanische bom
  volcanic bomb
  
• Vulpes vulpes (Linnaeus, 1758) vos
  red fox
  
• Vulpes zerda (Zimmermann, 1780) fennec
  fennek
  
• vuuragaat vuuragaat
  fire agate